Arvind Kumar

Customer Lifecycle Management (CLM) Application | Commonwealth Bank of Australia (CBA)
Project Overview: Led the development of Java-based APIs and Apache Kafka integration for a high-scale CLM application, automating customer compliance data management to ensure regulatory adherence.

• Microservices & API Development: Engineered scalable Java APIs and Kafka streams within a Microservices architecture, utilizing Spring Boot and modern design patterns to enable event-driven processing and high-availability systems.
• Technical Innovation: Spearheaded Proof of Concepts (POCs) for fault handling, observability, and performance optimization; implemented robust CI/CD pipelines using Jenkins and Maven to automate testing and risk mitigation.
• Efficiency & Standards: Designed and deployed reusable code templates and frameworks, enforcing SDLC best practices and Agile/Scrum methodologies to reduce boilerplate code and accelerate delivery timelines.
• Cross-Functional Leadership: Orchestrated end-to-end software delivery by collaborating with QA, DevOps, and Support teams to drive requirement analysis, code quality, and reliable deployment.
• Mentorship: Provided technical leadership to the engineering team, mentoring junior developers through detailed code reviews and 1-on-1 sessions to foster career growth and adherence to industry best practices.
  

Billing and Revenue Management (BRM) Applications | Oracle Communications (CAGBU Unit)

Project Overview: Led enhancements, maintenance, and cloud transformation of Java-based telecom products for billing and revenue management, transitioning legacy systems to scalable, high-performance cloud-native environments.

Key Responsibilities & Achievements:

• Cloud Transformation & Orchestration: Spearheaded the migration of enterprise billing solutions to the cloud using Kubernetes and Docker; leveraged AWS/GCP cloud-native tools to ensure high scalability and zero-downtime deployments.
• Backend Engineering: Designed and developed high-performance Java backend services for BRM applications, utilizing Spring Boot and advanced design patterns to optimize revenue assurance and real-time processing.
• Microservices Architecture: Re-architected monolithic billing workflows into a modular Microservices architecture, significantly improving system maintainability and supporting high-volume telecom data processing.
• API Integration: Engineered robust backend APIs and system integrations to facilitate seamless data flow across billing, rating, and invoicing modules in a complex telecom ecosystem.
• Stakeholder & Agile Leadership: Collaborated with cross-functional teams and external stakeholders to translate business needs into technical requirements, utilizing Agile/Scrum to ensure on-time delivery of product enhancements.
• Knowledge Leadership: Fostered a culture of technical excellence through peer code reviews, mentoring, and proactive knowledge sharing to drive continuous product improvement.

Group Operations Automation | Commonwealth Bank of Australia (CBA)
Project Overview: Led the automation of group operations for home loans by orchestrating real-time validation and integration of customer data. Utilized Apache Kafka, RESTful APIs, and the PEGA platform to streamline backend workflows and enhance operational efficiency.

Key Responsibilities & Achievements:

• Event-Driven Architecture: Analyzed and developed Kafka stream processors, connectors, and Java-based RESTful APIs to enable high-speed, real-time event processing and seamless system integration.
• Technical Governance: Led design discussions, effort estimation, and backlog prioritization; provided technical guidance and removed blockers to ensure delivery commitments under Agile, TDD, and CI/CD practices.
• Observability & Monitoring: Improved production stability by configuring comprehensive dashboards and alerts in Splunk and AppDynamics, creating operational documentation to expedite incident response.
• Performance Engineering: Validated system scalability and reliability by performing non-functional testing using HP LoadRunner, ensuring critical components met high-volume banking requirements.
• Strategic Leadership: Facilitated client workshops and brainstorming sessions to drive innovative solution designs, representing the technical team in key stakeholder and external design forums.
• Release Management: Implemented automated CI/CD pipelines to accelerate release cycles and enhance application stability through continuous integration and deployment.
• Stakeholder Management: Maintained proactive communication with clients for status reporting, risk mitigation, and expectation alignment throughout the project lifecycle.
  

Enterprise Integration Platform | Commonwealth Bank of Australia (CBA)
Project Overview: Managed CBA’s large-scale enterprise integration landscape, delivering high-availability SOAP-based services on IBM BPM 8.6 and RESTful services on Java and .NET to synchronize numerous backend systems under strict business timelines.

Key Responsibilities & Achievements:

• Enterprise Integration: Developed complex mediation flows, BPEL workflows, and long-running business processes to integrate disparate backend systems, satisfying critical enterprise-level requirements.
• API Modernization: Analyzed, designed, and implemented secure, scalable RESTful APIs using Spring Boot, transitioning legacy integration patterns to modern, maintainable service architectures.
• DevOps & Automation: Streamlined release cycles by creating custom deployment and technical verification scripts; configured automated build pipelines to ensure consistent, error-free deployments.
• Agile Leadership: Provided technical guidance and removed development blockers to maintain team velocity; ensured high-quality delivery through Test-Driven Development (TDD) and CI/CD practices.
• Stakeholder Bridging: Acted as a primary liaison between high-value customers and the engineering team, translating complex client feedback into actionable technical improvements.
• Risk & Relationship Management: Built and maintained strong stakeholder relationships through transparent reporting on project milestones, risks, and architectural solution options.
  

SOA Migration Project | Vodafone Hutchison Australia Pty Ltd

Project Overview: Led migration of TIBCO-based solutions to Oracle Fusion SOA services for online order management and customer data systems, ensuring seamless transition and enhanced scalability.

Key Responsibilities & Achievements

• Managed end-to-end project lifecycle including design, development, SIT testing, performance/load testing, production rollout, and post-production support using Agile methodologies.
  
• Authored comprehensive service specification documents for SOA services, defining requirements, interfaces, and integration standards to guide development and testing.
  
• Developed operational documentation and runbooks for application support teams, enabling efficient incident resolution and 24/7 monitoring.